D-Link DWR-956M User Manual page 35

Click Advanced Settings to reveal more settings.
Mode: DHCP (Advanced Settings)
DHCP Option 60 Setting: Whether to enable or disable DHCP Option 60 when
receiving DHCP information on the WAN connection. Choosing this option displays
other options on the page, and each of these is documented below.
DHCP Option 66: Whether to enable or disable DHCP Option 66 when receiving
DHCP information on the WAN connection. Tick this to enable the DHCP Option 66.
DHCP Option 120: Whether to enable or disable DHCP Option 120
when receiving DHCP information on the WAN connection.
Tick this to enable the DHCP Option 120.
Bound Ports: These are the ports that are bound and that can share the same
service type. Tick the LAN or SSID ports to bind these ports.
Note: A greyed-out port means it has been bound.
Click Apply to save your settings. Click Back to cancel and return to the previous screen.
Click Refresh to update the current screen.